.big {
    margin: 0 auto;
    position: relative;
    width: 1000px;
    height: 480px;
    /* border: 1px red solid; */
}

.caidan {
    position: relative;
    /* overflow: hidden; */
    margin: 0 auto;
    height: 70px;
    text-align: center;
    /* border-bottom: 3px blue solid; */
}


/* #mycanvas {
    -webkit-box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.5);
    -moz-box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.5);
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.5);
} */

button {
    margin: 20px auto;
    width: 80px;
    height: 30px;
    border: 1px solid #ccc;
    border-radius: 20px;
    text-align: center;
    line-height: 30px;
    color: #999;
    cursor: pointer;
    /* 背景图片 */
    background-size: auto 100%;
    background-position: center;
    background-repeat: no-repeat;
}

.check {
    margin: 20px auto;
    /* margin-top: -20px; */
}

button:active {
    box-shadow: 0 0 20px skyblue;
    border: 1px solid deepskyblue;
}

.colordiv {
    position: absolute;
    top: 68px;
    left: -36px;
    width: 25px;
    height: 450px;
    /* border: 1px solid red; */
}

.colordiv span {
    float: left;
    margin: 2px auto;
    width: 25px;
    height: 25px;
    border: 3px solid bisque;
    border-radius: 5px;
    box-shadow: 2px 2px 5px #888888;
    cursor: pointer;
}

#colors {
    border: 0;
    width: 28px;
    margin-top: 15px;
}

 ::-webkit-color-swatch-wrapper {
    background: linear-gradient(to left, #fbc2eb 0%, #a6c1ee 100%);
    /* margin-top: 10px; */
    padding: 4px;
    width: 28px;
    border-radius: 5px;
}

 ::-webkit-color-swatch {
    position: relative;
}

.sel {
    display: inline-block;
    width: 65px;
    vertical-align: middle;
    overflow: hidden;
    background-color: #fff;
    color: #555;
    border: 1px solid #aaa;
    border-radius: 8px;
    z-index: 2;
    position: absolute;
    top: 70px;
    left: -110px;
}

.sel:hover {
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.sel select {
    cursor: pointer;
    padding: 6px;
    width: 100%;
    border: none;
    background: transparent;
    background-image: url(../img/cuxi.png);
    background-size: 25px 25px;
    background-repeat: no-repeat;
    background-position: 55% 50%;
}

.sel select:focus {
    outline: none;
}

.dropbtn {
    position: absolute;
    top: -447px;
    right: 45px;
    background-color: #fff;
    padding: 13px 33px;
    border-radius: 8px;
    z-index: 3;
    border: 1px solid #aaa;
    cursor: pointer;
    background-image: url(../img/xuxian.png);
    background-size: 50px 15px;
    background-repeat: no-repeat;
    background-position: 55% 50%;
}


/* 容器 <div> - 需要定位下拉内容 */

.dropdown {
    position: relative;
    display: inline-block;
}


/* 下拉内容 (默认隐藏) */

.dropdown-content {
    display: none;
    position: absolute;
    top: -420px;
    left: -115px;
    /* border: 1px red solid; */
    background-color: #f9f9f9;
    min-width: 60px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}


/* 下拉菜单的链接 */

.dropdown-content a {
    color: black;
    display: block;
    padding: 10px 5px;
    text-decoration: none;
    background-size: 30px 30px;
    background-repeat: no-repeat;
    background-position: 50% 50%;
}

.dropdown-content a:nth-child(4) {
    background-size: 30px 60px;
}

.dropdown-content a:hover {
    background-color: #f1f1f1
}


/* 显示菜单 */

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown:hover .dropbtn {
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

#wenben {
    position: absolute;
    width: 200px;
    height: 30px;
    border: 2px red solid;
    border-radius: 5px;
    display: none;
    z-index: 2;
}

.txtBox {
    position: absolute;
    top: 239px;
    left: -133px;
    width: 85px;
    display: none;
    /* border: 2px red solid; */
}

.ciyu {
    position: absolute;
    top: 70px;
    right: -150px;
    width: 140px;
    height: 80px;
    text-align: center;
    line-height: 80px;
    /* color: #fff; */
    /* border: 2px red solid; */
    border-radius: 8px;
    background-image: linear-gradient(to top, #accbee 0%, #e7f0fd 100%);
    background-blend-mode: multiply, multiply;
}

#jishi {
    position: absolute;
    top: 275px;
    right: -114px;
}

#ok,
#update {
    margin: 2px;
    width: 60px;
    height: 25px;
    border-radius: 8px;
    line-height: 25px;
    color: #fff;
    background-image: linear-gradient(to top, #accbee 0%, #e7f0fd 100%);
    background-blend-mode: multiply, multiply;
}


/* 播放音乐 */

.music {
    position: absolute;
    top: 20px;
    right: -63px;
    width: 30px;
    height: 30px;
    /* border: 1px red solid; */
}

.music img {
    width: 100%;
    animation: rotate 10s linear 0s infinite;
    /* z-index: 3; */
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

audio {
    display: none;
}